Research Article

Establishment and Characterization of a Human Small Cell Osteosarcoma Cancer Stem Cell Line: A New Possible In Vitro Model for Discovering Small Cell Osteosarcoma Biology

Figure 14

Sphere formation assay on OSA3-CSCs after 30 days. After 30 days big spherical colonies can be observed. Observation in phase contrast. Original magnification: 20x. Bar size: 100 µm.